anisogamete


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anisogamete

(ăn-ī′sō-găm′ēt, ăn′ĭ-)
n.
Either of two conjugating gametes that differ in structure or behavior, such as the small motile male spermatozoon and the larger nonmotile female ovum. Also called heterogamete.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.